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Campaign Forecast Calculator
Estimate what an ad budget could deliver from your own assumptions: impressions, clicks, leads, qualified leads, customers, revenue and contribution after ad spend. Compare conservative, baseline and optimistic scenarios side by side, see the daily figures and the break-even point. Every number is calculated from what you enter, not from platform benchmarks.
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How to use it
- Enter the total budget, the campaign length in days and the currency label.
- In the Baseline tab, enter your expected CPM, CTR, lead conversion rate, qualification rate, customer conversion rate, revenue per customer and contribution margin. The appointment booking rate is optional.
- Open the Conservative and Optimistic tabs: they are prefilled from the baseline, and you can edit any value to make a scenario independent.
- Compare the three scenarios in the table, check the daily figures and the break-even point.
- Copy the summary or export the comparison as a CSV. To plan audiences, creatives and tracking as well, continue in Campaign Lab.
How the forecast is calculated
- Impressions = Budget ÷ CPM × 1,000; Clicks = Impressions × CTR; Leads = Clicks × Lead conversion rate
- Qualified leads = Leads × Qualification rate; Appointments = Qualified leads × Booking rate; Customers = Appointments × Customer conversion rate
- CPL = Budget ÷ Leads; CAC = Budget ÷ Customers; Revenue = Customers × Revenue per customer; ROAS = Revenue ÷ Budget
- Contribution after ads = Revenue × Contribution margin − Budget
- Break-even customers = Budget ÷ (Revenue per customer × Contribution margin); highest CPL that breaks even = Budget ÷ leads needed at your funnel rates
- Scenario prefill: Conservative = CPM +20% and conversion rates −25%; Optimistic = CPM −20% and conversion rates +25% (capped at 100%)
- A blank appointment booking rate counts as 100%, meaning qualified leads go straight to the customer stage
- Example: ₹25,000 at ₹250 CPM, 1% CTR, 20% lead rate = 1,00,000 impressions, 1,000 clicks and 200 leads at ₹125 CPL; 40% qualified, 25% booked and 20% closed = 4 customers
Frequently asked questions
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